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  node [fontname="Arial", shape=box, margin="0.4,0.3"]
  edge [fontname="Arial"]
  label=<<br /><font point-size="34">System Landscape</font>>

  subgraph "cluster_group_Big Bank plc" {
    margin=25
    label=<<font point-size="24"><br />Big Bank plc</font>>
    labelloc=b
    color="#cccccc"
    fontcolor="#cccccc"
    fillcolor="#ffffff"
    style="dashed"

    2 [id=2,shape=rect, label=<<font point-size="32">Customer Service<br />Staff</font><br /><font point-size="17">[Person]</font><br /><br /><font point-size="22">Customer service staff within<br />the bank.</font>>, style=filled, color="#6b6b6b", fillcolor="#999999", fontcolor="#ffffff"]
    3 [id=3,shape=rect, label=<<font point-size="32">Back Office Staff</font><br /><font point-size="17">[Person]</font><br /><br /><font point-size="22">Administration and support<br />staff within the bank.</font>>, style=filled, color="#6b6b6b", fillcolor="#999999", fontcolor="#ffffff"]
    4 [id=4,shape=rect, label=<<font point-size="34">Mainframe Banking<br />System</font><br /><font point-size="19">[Software System]</font><br /><br /><font point-size="24">Stores all of the core banking<br />information about customers,<br />accounts, transactions, etc.</font>>, style=filled, color="#6b6b6b", fillcolor="#999999", fontcolor="#ffffff"]
    5 [id=5,shape=rect, label=<<font point-size="34">E-mail System</font><br /><font point-size="19">[Software System]</font><br /><br /><font point-size="24">The internal Microsoft<br />Exchange e-mail system.</font>>, style=filled, color="#6b6b6b", fillcolor="#999999", fontcolor="#ffffff"]
    6 [id=6,shape=rect, label=<<font point-size="34">ATM</font><br /><font point-size="19">[Software System]</font><br /><br /><font point-size="24">Allows customers to withdraw<br />cash.</font>>, style=filled, color="#6b6b6b", fillcolor="#999999", fontcolor="#ffffff"]
    7 [id=7,shape=rect, label=<<font point-size="34">Internet Banking<br />System</font><br /><font point-size="19">[Software System]</font><br /><br /><font point-size="24">Allows customers to view<br />information about their bank<br />accounts, and make payments.</font>>, style=filled, color="#0b4884", fillcolor="#1168bd", fontcolor="#ffffff"]
  }

  1 [id=1,shape=rect, label=<<font point-size="32">Personal Banking<br />Customer</font><br /><font point-size="17">[Person]</font><br /><br /><font point-size="22">A customer of the bank, with<br />personal bank accounts.</font>>, style=filled, color="#052e56", fillcolor="#08427b", fontcolor="#ffffff"]

  1 -> 7 [id=19, label=<<font point-size="24">Views account balances,<br />and makes payments using</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  7 -> 4 [id=20, label=<<font point-size="24">Gets account information<br />from, and makes payments<br />using</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  7 -> 5 [id=21, label=<<font point-size="24">Sends e-mail using</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  5 -> 1 [id=22, label=<<font point-size="24">Sends e-mails to</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  1 -> 2 [id=23, label=<<font point-size="24">Asks questions to</font><br /><font point-size="19">[Telephone]</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  2 -> 4 [id=24, label=<<font point-size="24">Uses</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  1 -> 6 [id=25, label=<<font point-size="24">Withdraws cash using</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  6 -> 4 [id=26, label=<<font point-size="24">Uses</font>>, style="dashed", color="#707070", fontcolor="#707070"]
  3 -> 4 [id=27, label=<<font point-size="24">Uses</font>>, style="dashed", color="#707070", fontcolor="#707070"]
}